81882234

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 144

約数和(自身を含む): 225358848

約数和(自身を除く): 143476614

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 43, 49, 51, 63, 86, 98, 102, 119, 126, 127, 129, 147, 153, 238, 254, 258, 294, 301, 306, 357, 381, 387, 441, 602, 714, 731, 762, 774, 833, 882, 889, 903, 1071, 1143, 1462, 1666, 1778, 1806, 2107, 2142, 2159, 2193, 2286, 2499, 2667, 2709, 4214, 4318, 4386, 4998, 5117, 5334, 5418, 5461, 6223, 6321, 6477, 6579, 7497, 8001, 10234, 10922, 12446, 12642, 12954, 13158, 14994, 15113, 15351, 16002, 16383, 18669, 18963, 19431, 30226, 30702, 32766, 35819, 37338, 37926, 38227, 38862, 45339, 46053, 49149, 56007, 71638, 76454, 90678, 92106, 92837, 98298, 105791, 107457, 112014, 114681, 136017, 185674, 211582, 214914, 229362, 267589, 272034, 278511, 317373, 322371, 344043, 535178, 557022, 634746, 644742, 649859, 688086, 802767, 835533, 952119, 1299718, 1605534, 1671066, 1904238, 1949577, 2408301, 3899154, 4549013, 4816602, 5848731, 9098026, 11697462, 13647039, 27294078, 40941117, 81882234]

約数ペア:

[(1, 81882234), (2, 40941117), (3, 27294078), (6, 13647039), (7, 11697462), (9, 9098026), (14, 5848731), (17, 4816602), (18, 4549013), (21, 3899154), (34, 2408301), (42, 1949577), (43, 1904238), (49, 1671066), (51, 1605534), (63, 1299718), (86, 952119), (98, 835533), (102, 802767), (119, 688086), (126, 649859), (127, 644742), (129, 634746), (147, 557022), (153, 535178), (238, 344043), (254, 322371), (258, 317373), (294, 278511), (301, 272034), (306, 267589), (357, 229362), (381, 214914), (387, 211582), (441, 185674), (602, 136017), (714, 114681), (731, 112014), (762, 107457), (774, 105791), (833, 98298), (882, 92837), (889, 92106), (903, 90678), (1071, 76454), (1143, 71638), (1462, 56007), (1666, 49149), (1778, 46053), (1806, 45339), (2107, 38862), (2142, 38227), (2159, 37926), (2193, 37338), (2286, 35819), (2499, 32766), (2667, 30702), (2709, 30226), (4214, 19431), (4318, 18963), (4386, 18669), (4998, 16383), (5117, 16002), (5334, 15351), (5418, 15113), (5461, 14994), (6223, 13158), (6321, 12954), (6477, 12642), (6579, 12446), (7497, 10922), (8001, 10234)]